Undocumented x86 instructions to control the CPU at the microarchitecture level in modern INTEL processors

The purpose of this study was to uncover previously unknown vulnerabilities in Intel CPUs caused by implementation errors or backdoors embedded in system firmware, applications, and hardware. The authors have discovered the Red Unlocked debugging mode which allows microcode to be extracted from Inte...

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Bibliographic Details
Main Authors: Mark M. Ermolov, Dmitry V. Sklyarov, Maxim S. Goryachy
Format: Article
Language:English
Published: Joint Stock Company "Experimental Scientific and Production Association SPELS 2022-11-01
Series:Безопасность информационных технологий
Subjects:
Online Access:https://bit.spels.ru/index.php/bit/article/view/1455